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Intro
This is an IEM that caught Head-fi by storm. Featuring a single 10mm high-bandwidth dynamic, using two patented technologies, Ostry made quite the statement. A company that was otherwise unknown before, actually had quite the experience in creating drivers [over 20 years!], likely for other companies as an OEM. They finally decided to release their own products and while...” --Inks

“Custom art pro330v2 review
During the rapid growth of the portable audio industry, Poland has been the new rising star in this industry, with famous brands like spiral ears, lime ears etc. custom art is one the newest competitor into the industry, but please do not be fool by this ‘new entry’ company, peter/Piotr as the man behind this has a great amount of experience before hand, as a review ...” --terry11091991